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Table 4 Neck Circumference Cutoff Values to Diagnose General Obesity in Adult Saudis According to Gender and Diabetic Status

From: Performance of neck circumference to predict obesity and metabolic syndrome among adult Saudis: a cross-sectional study

  Sensitivity% Specificity% PPV% NPV%
Total
Male: N1156 86.4 64.2 54.4 90.5
Female: N 1907 88.9 61.3 59.7 89.5
Non-diabetics
Male: N 956 84.9 69.4 55.8 91.0
Female: N 1558 85.5 65.1 54.8 90.0
Diabetics
Male: N 200 91.7 34.5 50.3 85.1
Female: N 349 96.5 28.0 72.4 80.5
  1. Legend: NC cutoff to diagnose obesity for males = 37.5 & for females is 32.5, PPV positive predictive value, NPV negative predictive value